TOURBILLION Meaning of TOURBILLION in English [tour.bil.lion] or tour.bil.lon n [ME, fr. MF tourbillon, fr. L turbin-, turbo--more at turbine] (15c) 1: whirlwind 2: a vortex esp. of a whirlwind or whirlpool Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012